1 files changed, 66 insertions, 2 deletions
diff --git a/Documentation/devicetree/bindings/mtd/partitions/fixed-partitions.yaml b/Documentation/devicetree/bindings/mtd/partitions/fixed-partitions.yaml
index ea4cace6a955..62086366837c 100644
--- a/Documentation/devicetree/bindings/mtd/partitions/fixed-partitions.yaml
+++ b/Documentation/devicetree/bindings/mtd/partitions/fixed-partitions.yaml
@@ -19,15 +19,47 @@ maintainers:
 
 properties:
   compatible:
-    const: fixed-partitions
+    oneOf:
+      - const: fixed-partitions
+      - items:
+          - const: sercomm,sc-partitions
+          - const: fixed-partitions
 
   "#address-cells": true
 
   "#size-cells": true
 
+  compression:
+    $ref: /schemas/types.yaml#/definitions/string
+    description: |
+      Compression algorithm used to store the data in this partition, chosen
+      from a list of well-known algorithms.
+
+      The contents are compressed using this algorithm.
+
+    enum:
+      - none
+      - bzip2
+      - gzip
+      - lzop
+      - lz4
+      - lzma
+      - xz
+      - zstd
+
 patternProperties:
   "@[0-9a-f]+$":
-    $ref: "partition.yaml#"
+    $ref: partition.yaml#
+
+    properties:
+      sercomm,scpart-id:
+        description: Partition id in Sercomm partition map. Mtd parser
+          uses this id to find a record in the partition map containing
+          offset and size of the current partition. The values from
+          partition map overrides partition offset and size defined in
+          reg property of the dts. Frequently these values are the same,
+          but may differ if device has bad eraseblocks on a flash.
+        $ref: /schemas/types.yaml#/definitions/uint32
 
 required:
   - "#address-cells"
@@ -50,8 +82,10 @@ examples:
 
         uimage@100000 {
             reg = <0x0100000 0x200000>;
+            compression = "lzma";
         };
     };
+
   - |
     partitions {
         compatible = "fixed-partitions";
@@ -62,8 +96,10 @@ examples:
         partition@0 {
             label = "filesystem";
             reg = <0x00000000 0x1 0x00000000>;
+            linux,rootfs;
         };
     };
+
   - |
     partitions {
         compatible = "fixed-partitions";
@@ -82,6 +118,7 @@ examples:
             reg = <0x2 0x00000000 0x1 0x00000000>;
         };
     };
+
   - |
     partitions {
         compatible = "fixed-partitions";
@@ -119,3 +156,30 @@ examples:
             };
         };
     };
+
+  - |
+    partitions {
+        compatible = "sercomm,sc-partitions", "fixed-partitions";
+        #address-cells = <1>;
+        #size-cells = <1>;
+
+        partition@0 {
+            label = "u-boot";
+            reg = <0x0 0x100000>;
+            sercomm,scpart-id = <0>;
+            read-only;
+        };
+
+        partition@100000 {
+            label = "dynamic partition map";
+            reg = <0x100000 0x100000>;
+            sercomm,scpart-id = <1>;
+        };
+
+        partition@200000 {
+            label = "Factory";
+            reg = <0x200000 0x100000>;
+            sercomm,scpart-id = <2>;
+            read-only;
+        };
+    };